FUNDAMENTALS OF COMPUTER

COMPUTER THREATS SECURITY

WHAT IS A FIREWALL IN NETWORK SECURITY

Question [CLICK ON ANY CHOICE TO KNOW THE RIGHT ANSWER]
Data coding techniques that are useful for keeping data/files both on the computer and on communication lines from unwanted users are called ____
A
Description
B
Authentication
C
Confirmation
D
Encryption
Explanation: 

Detailed explanation-1: -RSA Encryption It’s proven to be a secure way to send information between people who may not know each other and want to communicate without compromising their personal or sensitive data.

Detailed explanation-2: -Encrypted data is commonly referred to as ciphertext, while unencrypted data is called plaintext.

Detailed explanation-3: -We use the AES algorithm to encrypt data at rest. All data at the storage level is encrypted by DEKs, which use AES-256 by default, with the exception of a small number of Persistent Disks that were created before 2015 that use AES-128.

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